.main-container{max-width:1400px;margin:0 auto;padding:1.5rem 1.5rem 3rem}.calc-title{font-family:var(--calc-font-headline);color:var(--calc-text-primary);margin:0 0 .5rem;font-size:clamp(1.6rem,4vw,2.4rem)}.calc-subtitle{color:var(--calc-text-faded);max-width:760px;margin:0 0 1.5rem;line-height:1.5}.tab-intro{color:var(--calc-text-faded);margin:0 0 1rem;font-size:.88rem;line-height:1.6}.calc-layout{grid-template-columns:minmax(280px,380px) 1fr;align-items:start;gap:1.5rem;display:grid}@media (width<=900px){.calc-layout{grid-template-columns:1fr}}.card{background:var(--calc-bg-card);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-lg);box-shadow:var(--calc-shadow-card);padding:1.25rem 1.5rem}.input-card,.result-card{margin-bottom:1.25rem}.section-title{font-family:var(--calc-font-headline);text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-faded);margin:0 0 1rem;font-size:.85rem;font-weight:700}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.1rem;display:flex}.form-group:last-child{margin-bottom:0}.form-label{color:var(--calc-text-faded);font-size:.9rem;font-weight:600}.glass-input,.glass-select{background:var(--calc-bg-input);border:1px solid var(--calc-border-strong);border-radius:var(--calc-radius-md);color:var(--calc-text-primary);font-family:var(--calc-font-mono);box-sizing:border-box;width:100%;padding:.65rem .85rem;font-size:1.05rem;transition:border-color .15s}.glass-input:focus,.glass-select:focus{border-color:var(--calc-cyan);outline:none}.input-hint{color:var(--calc-text-dim);font-size:.8rem;line-height:1.4}.shape-chips{gap:.5rem;margin-bottom:.5rem;display:flex}.shape-chip{background:var(--calc-bg-input);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);color:var(--calc-text-faded);font-family:var(--calc-font-mono);cursor:pointer;padding:.4rem .9rem;font-size:.85rem;font-weight:600;transition:all .15s}.shape-chip:hover{border-color:var(--calc-cyan);color:var(--calc-cyan)}.shape-chip.active{border-color:var(--calc-cyan);color:var(--calc-cyan);background:#22d3ee1f}.action-bar{flex-wrap:wrap;gap:.6rem;margin-bottom:1.25rem;display:flex}.action-btn{background:var(--calc-bg-input);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);color:var(--calc-text-faded);cursor:pointer;padding:.5rem 1rem;font-size:.85rem;font-weight:600;transition:all .15s}.action-btn:hover{border-color:var(--calc-cyan);color:var(--calc-cyan)}.hero-result{border-radius:var(--calc-radius-lg);text-align:center;background:linear-gradient(135deg,#22d3ee1a,#22d3ee0a);border:1px solid #22d3ee40;margin-bottom:1.25rem;padding:1.5rem}.hero-label{text-transform:uppercase;letter-spacing:.05em;color:var(--calc-text-faded);margin-bottom:.4rem;font-size:.85rem}.hero-value{font-family:var(--calc-font-mono);color:var(--calc-cyan);font-size:clamp(2rem,6vw,2.8rem);font-weight:700;line-height:1.1}.hero-sub{color:var(--calc-text-faded);margin-top:.4rem;font-size:.9rem;line-height:1.5}.formula-strip{flex-wrap:wrap;gap:.6rem;margin-bottom:1.25rem;display:flex}.formula-pill{color:var(--calc-cyan);border-radius:var(--calc-radius-md);font-family:var(--calc-font-mono);background:#22d3ee1a;border:1px solid #22d3ee4d;padding:.5rem .9rem;font-size:.82rem;font-weight:600}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin-bottom:1.25rem;display:grid}.stat-card{background:var(--calc-bg-input);border:1px solid var(--calc-border-default);border-radius:var(--calc-radius-md);padding:.9rem 1rem}.stat-card--hero{background:#22d3ee14;border-color:#22d3ee40}.stat-label{color:var(--calc-text-faded);margin-bottom:.3rem;font-size:.78rem}.stat-value{font-family:var(--calc-font-mono);color:var(--calc-text-primary);font-size:1.25rem;font-weight:700}.alert-stack{flex-direction:column;gap:.5rem;display:flex}.alert-pill{border-radius:var(--calc-radius-md);padding:.7rem 1rem;font-size:.85rem;line-height:1.5}.alert-pill--warn{color:var(--calc-amber);background:#f59e0b1a;border:1px solid #f59e0b4d}.alert-pill--info{color:var(--calc-cyan);background:#22d3ee14;border:1px solid #22d3ee40}.split-bar{border-radius:var(--calc-radius-md);border:1px solid var(--calc-border-default);height:32px;margin:1rem 0;display:flex;overflow:hidden}.split-bar__forage{background:var(--calc-emerald);transition:width .2s}.split-bar__grain{background:var(--calc-amber);transition:width .2s}.split-legend{color:var(--calc-text-faded);flex-wrap:wrap;gap:1.5rem;margin-bottom:1.25rem;font-size:.88rem;display:flex}.split-legend__item{align-items:center;gap:.5rem;display:flex}.split-legend__item i{border-radius:3px;width:12px;height:12px;display:inline-block}.split-legend__item--forage i{background:var(--calc-emerald)}.split-legend__item--grain i{background:var(--calc-amber)}.data-table{border-collapse:collapse;width:100%;font-size:.88rem}.data-table th,.data-table td{text-align:left;border-bottom:1px solid var(--calc-border-default);padding:.7rem .9rem}.data-table th{color:var(--calc-text-faded);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;font-weight:700}.data-table td{color:var(--calc-text-primary)}.data-table tr.is-current-row{background:#22d3ee0f}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-text-primary);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--calc-font-mono);color:var(--calc-text-dim);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--calc-cyan)}.faq-item__question:hover{color:var(--calc-cyan)}.faq-item__answer{color:var(--calc-text-dim);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .card{background:#fff;border-color:#0000001f;box-shadow:0 1px 4px #0000000f}[data-theme=light] .glass-input,[data-theme=light] .glass-select,[data-theme=light] .shape-chip{background:#f0f4f9;border-color:#00000026}[data-theme=light] .shape-chip.active{border-color:var(--calc-cyan);color:var(--calc-cyan);background:#0891b21f}[data-theme=light] .action-btn{background:#f0f4f9;border-color:#00000026}[data-theme=light] .hero-result{background:linear-gradient(135deg,#0891b214,#0891b208);border-color:#0891b240}[data-theme=light] .formula-pill{background:#0891b214;border-color:#0891b240}[data-theme=light] .stat-card{background:#f0f4f9;border-color:#0000001f}[data-theme=light] .stat-card--hero{background:#0891b20f;border-color:#0891b233}[data-theme=light] .alert-pill--warn{color:#78350f;background:#fffbeb;border-color:#b4530959}[data-theme=light] .alert-pill--info{background:#eff9fb;border-color:#0891b24d}[data-theme=light] .split-bar{border-color:#0000001f}[data-theme=light] .data-table th,[data-theme=light] .data-table td{border-bottom-color:#0000001a}[data-theme=light] .data-table tr.is-current-row{background:#0891b20f}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;margin-bottom:8px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#0891b259;box-shadow:0 2px 10px #0891b214}[data-theme=light] .faq-item[open]{border-color:#0891b266;border-left:3px solid var(--calc-cyan);box-shadow:0 2px 12px #0891b21a}[data-theme=light] .faq-item__question{padding:14px 16px}[data-theme=light] .faq-item__answer{border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .faq-list{gap:8px}